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| // +----------------------------------------------------------------------+ // // $Id$ require_once('HTML/QuickForm/Rule.php'); /** * Validates values using regular expressions * @version 1.0 */ class HTML_QuickForm_Rule_Regex extends HTML_QuickForm_Rule { /** * Array of regular expressions * * Array is in the format: * $_data['rulename'] = 'pattern'; * * @var array * @access private */ var $_data = array( 'lettersonly' => '/^[a-zA-Z]+$/', 'alphanumeric' => '/^[a-zA-Z0-9]+$/', 'numeric' => '/(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/', 'nopunctuation' => '/^[^().\/\*\^\?#!@$%+=,\"\'><~\[\]{}]+$/', 'nonzero' => '/^-?[1-9][0-9]*/' ); /** * Validates a value using a regular expression * * @param string $value Value to be checked * @param string $regex Regular expression * @access public * @return boolean true if value is valid */ function validate($value, $regex = null) { if (isset($this->_data[$this->name])) { if (!preg_match($this->_data[$this->name], $value)) { return false; } } else { if (!preg_match($regex, $value)) { return false; } } return true; } // end func validate /** * Adds new regular expressions to the list * * @param string $name Name of rule * @param string $pattern Regular expression pattern * @access public */ function addData($name, $pattern) { $this->_data[$name] = $pattern; } // end func addData function getValidationScript($options = null) { $regex = isset($this->_data[$this->name]) ? $this->_data[$this->name] : $options; return array(" var regex = " . $regex . ";\n", "{jsVar} != '' && !regex.test({jsVar})"); } // end func getValidationScript } // end class HTML_QuickForm_Rule_Regex ?>